<template>
  <Back-top>
    <div class="back_top">top</div>
  </Back-top>
</template>

<style lang="scss">
@import "../assets/style/common.scss";

.back_top {
  background: rgba(0, 0, 0, 0.7);
  @include font-dpr(12px);
  position: fixed;
  right: px2rem(30px);
  bottom: px2rem(110px);
  padding: px2rem(10px);
  color: #fff;
  border-radius: px2rem(5px);
  box-shadow: px2rem(2px) px2rem(2px) px2rem(2px) #eee;
}
</style>